The NSA, CISA, Australia's Cyber Security Centre, and Canada's Cyber Centre jointly released comprehensive security practices for Exchange hardening.

The release builds on CISA’s Emergency Directive 25-02 and outlines measures such as restricting administrator access, using multi-factor authentication (MFA), tightening transport security settings ...

Or you can search online for known default passwords for this model—often “admin” and “password”. However, if the router was ...